Comparison of CP/M compilers
As testing program was used Sieve of Eratosthenes program published
https://techtinkering.com/articles/modula-2-compilers-on-cpm/
Original was written in Modula.
Times of building and running programs are expressed in "Turbo Pascal ratio", where times for TP are 1.0. This is used to eliminate hardware (CPU speed etc.).

Compiler	Build time	Run time	COM size [kB]	Tested by	
Turbo Pascal	1.0	1.0	8.38	Pavel Žampach	
DX-Forth	1.3	3.8	6.75	Pavel Žampach	
HI-TECH C	14.3	1.6	4.75	Pavel Žampach	
MS Basic	-	69.2	-	Pavel Žampach	

Compilers
Turbo Pascal 3.01
Compiler, IDE, Z80

DX-Forth 4.57
Compiler, simple editor, 8080

HI-TECH C 3.09
Compiler, command line, Z80

Microsoft BASIC-80 5.21
Interpret, simple editor